code: def test_transfo_xl_model(self):
      self.model_tester.set_seed()
      config_and_inputs = self.model_tester.prepare_config_and_inputs()
      self.model_tester.create_and_check_transfo_xl_model(
          *config_and_inputs
      )
  
imports: import random
  import unittest
  from transformers import TransfoXLConfig, is_tf_available
  from transformers.testing_utils import require_tf, slow
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_tf_common import TFModelTesterMixin, ids_tensor
label_desc: Use image node_id 3 for calling the TFTransfoXLModelTest obj's underlying member method code with example usage: obj.test_transfo_xl_model() without return types